link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 3 link to page 4 link to page 5 link to page 6 link to page 6 link to page 6 link to page 7 link to page 8 link to page 14 link to page 15 link to page 16 link to page 16 link to page 16 link to page 16 link to page 17 link to page 17 link to page 18 link to page 20 link to page 21 link to page 21 link to page 24 link to page 24 ADA4961Data SheetTABLE OF CONTENTS Features .. 1 AC Characterization Output Filter .. 15 Applications ... 1 Theory of Operation .. 16 Functional Block Diagram .. 1 Digital Interface Overview .. 16 General Description ... 1 Parallel Digital Interface .. 16 Revision History ... 2 Serial Peripheral Interface (SPI) ... 16 Specifications ... 3 Applications Information .. 17 Noise/Harmonic Performance .. 4 Basic Connections .. 17 Timing Specifications .. 5 ADC Driving ... 18 Absolute Maximum Ratings .. 6 Low-Pass Antialias Filtering for the ADC Interface .. 20 Thermal Resistance .. 6 Layout Considerations ... 21 ESD Caution .. 6 Evaluation Board .. 21 Pin Configuration and Function Descriptions ... 7 Outline Dimensions ... 24 Typical Performance Characteristics ... 8 Ordering Guide .. 24 Characterization and Test Circuits ... 14 REVISION HISTORY12/14—Rev. 0 to Rev. A Changes to Features Section.. 1 Changes to Table 2 .. 4 Changes to Pin 13, Table 6... 7 Added Figure 33; Renumbered Sequentially .. 12 Added Figure 34 and Figure 35... 13 Changes to Table 10 .. 17 Changes to Figure 52 .. 23 10/14—Revision 0: Initial Version Rev. A | Page 2 of 24 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS NOISE/HARMONIC PERFORMANCE TIMING SPECIFICATIONS Timing Diagram ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS CHARACTERIZATION AND TEST CIRCUITS AC CHARACTERIZATION OUTPUT FILTER THEORY OF OPERATION DIGITAL INTERFACE OVERVIEW PARALLEL DIGITAL INTERFACE SERIAL PERIPHERAL INTERFACE (SPI) Fast Attack APPLICATIONS INFORMATION BASIC CONNECTIONS ADC DRIVING LOW-PASS ANTIALIAS FILTERING FOR THE ADC INTERFACE LAYOUT CONSIDERATIONS EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE
